WHICH IS EASIER—MAKING FRIENDS with a thousand people one by one or making friends with someone who already has a thousand friends? Which is faster—going door to door with a message or broadcasting the message to a million homes at once? This is the idea behind what I call superconnecting, the act of making mass connections by tapping into hubs with many spokes. It’s what Castro needed to do if he ever wanted to convert the Cuban people to his cause. Imagine you’re at a party and you don’t know any of the other guests. You look around at the dozens of people and, if you’re extroverted, you’ll
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